Results 91 to 100 of about 24,456,135 (330)

Aerodynamics support of research instrument development [PDF]

open access: yes
A new velocimetry system is currently being developed at NASA LaRC. The device, known as a Doppler global velocimeter (DGV), can record three velocity components within a plane simultaneously and in near real time. To make measurements the DGV, like many
Miller, L. Scott
core   +1 more source

EVALUATION OF TEACHING MATERIALS OF EVALUATION OF LEARNING COURSES FOR PRIMARY SCHOOL TEACHERS EDUCATION STUDY PROGRAM OF UNIVERSITAS KATOLIK MUSI CHARITAS [PDF]

open access: yes, 2020
This study aims to determine the needs of teaching materials for evaluasipembelajaran courses that support the ability of students to carry out assessment of learning outcomes in accordance with the development of current assesments in Education for ...
Indriasari, Bernadine Ajeng
core  

Design and Hydrodynamic Performance Analysis of Airlift Sediment Removal Equipment for Seedling Fish Tanks

open access: yesJournal of Marine Science and Engineering
This study innovatively proposes a pipeline-type pneumatic lift sediment removal device for cleaning pollutants at the bottom of fish breeding tanks and conducts hydrodynamic characteristic analysis on its core component, the pneumatic lift pipeline ...
Yufei Zhang   +4 more
doaj   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

A rapid microfluidic platform with real-time fluorescence detection system for molecular diagnosis

open access: yesBiotechnology & Biotechnological Equipment, 2019
The development of microfluidics-based quantitative real-time polymerase chain reaction for molecular diagnosis is becoming a burgeoning field of research.
Zhigang Li   +7 more
doaj   +1 more source

Vertical segregation and phylogenetic characterization of ammonia-oxidizing bacteria and archaea in the sediment of a freshwater aquaculture pond

open access: yesFrontiers in Microbiology, 2016
Pond aquaculture is the major freshwater aquaculture method in China. Ammonia-oxidizing communities inhabiting pond sediments play an important role in controlling culture water quality.
Shimin eLu   +10 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

How the Ji’kmaqn Came to Spiro: Possible Additions to the Inventory of Sound-Making Instruments Depicted in the Spiro Engravings [PDF]

open access: yes, 2016
While doing research on turtle shell rattles the author stumbled onto a photograph of a rare and unusual idiophone whose exact likeness appears twice in one of the engraved shell images from Spiro.
Rees, James A, Jr.
core   +1 more source

A chemical ionization mass spectrometer for continuous underway shipboard analysis of dimethylsulfide in near-surface seawater [PDF]

open access: yes, 2009
A compact, low-cost atmospheric pressure, chemical ionization mass spectrometer ("mini-CIMS") has been developed for continuous underway shipboard measurements of dimethylsulfide (DMS) in seawater.
de Bruyn, W. J.   +4 more
core   +2 more sources

The geriatrics research instrument library: A resource for guiding instrument selection for researchers studying older adults with multiple chronic conditions. [PDF]

open access: yesJ Multimorb Comorb, 2022
Tisminetzky M   +11 more
europepmc   +1 more source

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